<!DOCTYPE html>
<html>

<head>
  <meta charset="utf-8">
  <title>XYZ Esri</title>
  <link rel="stylesheet" href="https://openlayers.org/en/v4.6.5/css/ol.css" type="text/css">
  <!-- The line below is only needed for old environments like Internet Explorer and Android 4.x -->
  <script src="https://cdn.polyfill.io/v2/polyfill.min.js?features=requestAnimationFrame,Element.prototype.classList,URL"></script>
  <script src="jquery/jquery.js"></script>
  <script src="ol/ol.full.js"></script>
  <script src="ol/proj4.js"></script>
  <link rel="stylesheet" type="text/css" href="xyz.css">
  <link rel="stylesheet" type=" text/css" hfre="ol/ol.css">
  <script src="xyz.js" defer="defer"></script>
</head>

<body>
  <div id="map" class="map"></div>
  <div id="positionInfo"> </div>
  <div id="layersInfo">
    <div id="layersInfoHeader">Layers</div>
    <div id = "layersInfoContent">

    </div>
  </div>
  <!-- <script>
      var map = new ol.Map({
        target: 'map',
        layers: [
          new ol.layer.Tile({
            source: new ol.source.XYZ({
              attributions: 'Tiles © <a href="https://services.arcgisonline.com/ArcGIS/' +
                  'rest/services/World_Topo_Map/MapServer">ArcGIS</a>',
              url: 'https://server.arcgisonline.com/ArcGIS/rest/services/' +
                  'World_Topo_Map/MapServer/tile/{z}/{y}/{x}'
            })
          })
        ],
        view: new ol.View({
          center: ol.proj.fromLonLat([-121.1, 47.5]),
          zoom: 7
        })
      });
    </script> -->
  <div>

  </div>
</body>

</html>